ECS Device Installation 151455
4-51
Figure 4-66 VBUS2 Wiring for Dual Channel for ECS-NVCM
4.8.7 SBUS Wiring
This section contains information on how to connect ECS-DUAL50Ws (up to 8 for IFP-100ECS, IFP-
300ECS, IFP-1000ECS or up to 16 for IFP-2000ECS or IFP-2100ECS) onto the main control SBUS.
Refer to Section 4 of the FACPs Installation manual for SBUS specifications. Wire the SBUS as shown
in Figure 4-67 or Figure 4-68 for the VCM and wire the SBUS as shown in Figure 4-69 or Figure 4-70
using the NVCM...
Figure 4-67 SBUS Connections to the ECS-DUAL50W
ECS-DUAL50W
ECS-DUAL50W
ECS-NVCM
Supervised
Power Limited
FACP
ECS-DUAL50W